
.first {
    width: 100%;
    height: 100px;
    background-color: aliceblue;
}
.second {
    width: 100%;
    height: 900px;
}

.second div {
    display: inline-block;
}

.left {
    width: 10%;
    height: 100%;
    background-color: antiquewhite;
    float: left;
}
.right {
    width: 90%;
    height: 100%;
    background-color: aqua;
}
iframe {
    width: 100%;
    height: 100%;
}
a{
    text-decoration: none;
}
a:hover{
    color: red;
    transform: scale(1.2,1.2);
    box-shadow: -2px -1px 22px 3px #96AA4B;
}
.container {
    display: flex;
    justify-content: center;
}